int p3a(void)
{
// initialize data of input
const char *inputname = "boat.raw";
int SizeW = 512;
int SizeH = 512;
int BytesPerPixel = 1;
unsigned char inputdata[SizeH][SizeW][BytesPerPixel];
// initialize data of output
const char *outputname1 = "3a boat_FT_ans.raw";
const char *outputname2 = "3a boat_RT_ans.raw";
const char *outputname3a = "3a boat_DM2_ans.raw";
const char *outputname3b = "3a boat_DM4_ans.raw";
int newSizeW = SizeW;
int newSizeH = SizeH;
int newBytesPerPixel = BytesPerPixel;
unsigned char outputdata1[newSizeH][newSizeW][newBytesPerPixel];
unsigned char outputdata2[newSizeH][newSizeW][newBytesPerPixel];
unsigned char outputdata3a[newSizeH][newSizeW][newBytesPerPixel];
unsigned char outputdata3b[newSizeH][newSizeW][newBytesPerPixel];
// read input
readimage(inputname, &inputdata[0][0][0], SizeH, SizeW, BytesPerPixel);
//*** Fixed thresholding ***
float FixedT = 128.0;
Fixedthre(FixedT, SizeH, SizeW, &inputdata[0][0][0], &outputdata1[0][0][0]);
writeimage(outputname1, &outputdata1[0][0][0], newSizeH, newSizeW, newBytesPerPixel);
//*** Random thresholding ***
RandomThre(SizeH, SizeW, &inputdata[0][0][0], &outputdata2[0][0][0]);
writeimage(outputname2, &outputdata2[0][0][0], newSizeH, newSizeW, newBytesPerPixel);
//*** Dithering Matrix
Dithering(2, SizeH, SizeW, &inputdata[0][0][0], &outputdata3a[0][0][0]);
Dithering(4, SizeH, SizeW, &inputdata[0][0][0], &outputdata3b[0][0][0]);
writeimage(outputname3a, &outputdata3a[0][0][0], newSizeH, newSizeW, newBytesPerPixel);
writeimage(outputname3b, &outputdata3b[0][0][0], newSizeH, newSizeW, newBytesPerPixel);
return 0;
}
Dithering *Dithering::getOrCreate()
{
return getOrCreateImpl(Dithering());
}